/*
 * Copyright (c) 2013 Moxie contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package moxie;

import com.google.dexmaker.stock.ProxyBuilder;

import java.io.IOException;
import java.lang.reflect.Constructor;

class DexmakerProxyFactory<T> extends ProxyFactory<T> {

    private final Class<T> clazz;
    private final Class[] ancillaryTypes;

    DexmakerProxyFactory(Class<T> clazz, Class[] ancillaryTypes) {
        this.clazz = clazz;
        this.ancillaryTypes = (ancillaryTypes != null) ? ancillaryTypes : new Class[0];
    }

    @Override
    T createProxy(final MethodIntercept methodInterceptor, Class[] constructorArgTypes, Object[] constructorArgs) {
        Constructor constructor = MoxieUtils.guessConstructor(clazz, constructorArgTypes, constructorArgs).getConstructor();
        try {
            return ProxyBuilder.forClass(clazz)
                    .implementing(ancillaryTypes)
                    .constructorArgTypes(constructor.getParameterTypes())
                    .constructorArgValues(constructorArgs)
                    .handler(new MethodInterceptAdapter(clazz, methodInterceptor))
                    .build();
        } catch (IOException e) {
            throw new MoxieUnexpectedError(e);
        }
    }
}
